Patents by Inventor Chih-Yuan Wang

Chih-Yuan Wang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110157677
    Abstract: An electrowetting display, a pixel array substrate thereof, and an electrowetting display pixel structure thereof are provided. The electrowetting display pixel structure is disposed on a substrate. The electrowetting display pixel structure includes a pixel electrode, a hydrophobic insulating layer and a wall. The pixel electrode is covered by the hydrophobic insulating layer. The wall is disposed on the hydrophobic insulating layer. The wall has a first side surface, a second side surface and at least one opening penetrating the first side surface and the second side surface. The opening is used for fluid medium to flow therethrough.
    Type: Application
    Filed: December 28, 2010
    Publication date: June 30, 2011
    Applicant: WINTEK CORPORATION
    Inventors: Cheng-Yi Chen, Chih-Yuan Wang
  • Publication number: 20110157678
    Abstract: An electrowetting display, a pixel array substrate thereof, and an electrowetting display pixel structure thereof are provided. The electrowetting display pixel structure is disposed on a substrate. The electrowetting display pixel structure includes a pixel electrode, an insulating layer and a hydrophobic layer. The pixel electrode is covered with the insulating layer, and the insulating layer is covered with the hydrophobic layer. The hydrophobic layer has at least one flow guiding area, and a flowing path of a fluid medium is determined by a layout of the flow guiding area.
    Type: Application
    Filed: December 28, 2010
    Publication date: June 30, 2011
    Applicant: WINTEK CORPORATION
    Inventors: Cheng-Yi Chen, Chih-Yuan Wang
  • Publication number: 20110002030
    Abstract: An electrophoretic display and a display medium are provided. The electrophoretic display has a plurality of micro-cells and a display medium filled therein. The display medium includes a plurality of particles and a continuous phase solution. Each of the particles has a deformable polymer shell and a filling liquid. The polymer shell has at least an airtight space and the filling liquid is filled in the airtight space. Additionally, the particles are distributed in the continuous phase solution, wherein a density of the particles is substantially equal to a density of the continuous phase solution.
    Type: Application
    Filed: July 1, 2010
    Publication date: January 6, 2011
    Applicant: WINTEK CORPORATION
    Inventor: Chih-Yuan Wang
  • Publication number: 20100317301
    Abstract: A communication apparatus is provided. A power amplifier is coupled to an antenna and switched on or off according to a control signal. A baseband processing module is coupled to the power amplifier and a radio transceiver module, receives a bit stream comprising information indicating corresponding transmitting time and sub-carrier frequencies of up-link messages via the radio transceiver module, processes the bit stream to obtain a map profiling allocations of the up-link messages, prepares the up-link messages to be transmitted according to the map, and generates the control signal according to the map. Within a data frame period, when there is no up-link message to be transmitted during a up-link time interval, the power amplifier is switched off in response to the control signal during the up-link time interval.
    Type: Application
    Filed: June 16, 2009
    Publication date: December 16, 2010
    Applicant: MEDIATEK INC.
    Inventors: Chih-Yuan Wang, Den-Kai Juang, Mei-Hui Yang
  • Publication number: 20100289402
    Abstract: A display device including a first substrate, a second substrate opposite to the first substrate, a fiber layer, a first electrode layer and a second electrode layer is provided. The fiber layer is disposed between the first substrate and the second substrate and includes a plurality of fibers and a display medium disposed therein. The first electrode layer is disposed adjacent to the first substrate, and the second electrode layer is disposed adjacent to the second substrate. The display medium is driven by the change of electric field between the first electrode layer and the second electrode layer to be moved in the fibers for displaying a frame.
    Type: Application
    Filed: May 14, 2010
    Publication date: November 18, 2010
    Applicant: WINTEK CORPORATION
    Inventor: Chih-Yuan Wang
  • Patent number: 7808583
    Abstract: The present invention provides a liquid crystal display with a polarizing sheet capable of color conversion. The liquid crystal display includes an upper polarizing sheet and a lower polarizing sheet, in one of which is provided with a conversion layer to absorb predetermined spectrum distribution energy of the light provided by the backlight module and to convert it to white light spectrum distribution.
    Type: Grant
    Filed: May 2, 2007
    Date of Patent: October 5, 2010
    Assignee: Wintek Corporation
    Inventors: Chih-Yuan Wang, Hui-Yu Chang, Mei-Ju Huang
  • Publication number: 20100225853
    Abstract: A reflective color-changing liquid crystal display including a first substrate, a second substrate parallel thereto, a first color-changing liquid crystal mixture layer between the two substrates, a first electrode layer and a second electrode layer disposed is provided. The color-changing liquid crystal mixture layer includes a plurality of liquid crystal molecules, a chiral dopant and a polymer mixture. The liquid crystal molecules and the chiral dopant are scattered in a solidified structure of the polymer mixture. The first electrode layer is disposed between the first substrate and the first color-changing liquid crystal mixture layer. The second electrode is disposed between the second substrate and the first color-changing liquid crystal mixture layer. The first color-changing liquid crystal mixture layer is suitable for reflecting a first reflective light with a wavelength changing with a first electric field produced between the first electrode layer and the second electrode layer.
    Type: Application
    Filed: March 2, 2010
    Publication date: September 9, 2010
    Applicant: WINTEK CORPORATION
    Inventors: Chih-Yuan Wang, Hsien-Wei Chiang, Wen-Chun Wang
  • Publication number: 20100157750
    Abstract: A defect detecting method for an optical disc accessed by an optical pickup head, including: (a) detecting if any defect exists in a detected region of the optical disc after data is written to the detected region; (b) while writing data to the optical disc, detecting if any defect exists on the optical disc according to reflection from the optical pickup head to thereby generate a first defect detecting result; and (c) switching from one of the steps (a) and (b) to the other of the steps (a) and (b).
    Type: Application
    Filed: December 24, 2008
    Publication date: June 24, 2010
    Inventors: Shih-Hsin Chen, Chih-Yuan Wang
  • Publication number: 20100017996
    Abstract: A duster and a dusting apparatus using the same are provided. The duster is used for removing a particle. The duster includes a body and at least one detachable member. The body includes at least one connecting member. One end of the detachable member is detachably coupled to the connecting member, and the other end of the detachable member has a colloid part. The colloid part having adhesiveness is used for adhering the particle thereto.
    Type: Application
    Filed: July 23, 2009
    Publication date: January 28, 2010
    Applicant: WINTEK CORPORATION
    Inventors: San-Hsien Wu, Chih-Yuan Wang
  • Publication number: 20090211819
    Abstract: A touch panel includes a first and a second transparent substrates, a first and a second signal lines, a first polymeric conductive film, and a first and a second non-polymeric conductive films. The first signal line is formed on the first transparent substrate, the first polymeric conductive film is formed on the first transparent substrate, and the first non-polymeric conductive film is formed on the first polymeric conductive film. The second signal line is provided on the second transparent substrate, and the second non-polymeric conductive film is provided on the second transparent substrate.
    Type: Application
    Filed: February 25, 2009
    Publication date: August 27, 2009
    Inventors: Chih-Yuan Wang, Cheng-Yi Chou, Jyun-Sian Li
  • Patent number: 7573277
    Abstract: A thin film probe card includes a plate and a plurality of wires on the plate, each of which is electrically connected with at least a thin film probe. A plurality of elastic members are provided between the probes, which absorbs the force of the probes in the test to protect the probes from wear and extend the product life of the probe card.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: August 11, 2009
    Assignee: Wintek Corporation
    Inventors: Chih-Yuan Wang, Heng-Yi Chang
  • Patent number: 7522232
    Abstract: A liquid crystal display module (LCM) package applies the light absorber with thermal conductivity and the light reflector with thermal conductivity to bind the liquid crystal panel and the backlight module respectively to dissipate the internal heat effectively. Besides, the light reflector with thermal conductivity can be used for improving the light efficiency of the backlight module and the light absorber with thermal conductivity can be used to avoid the ambient light from causing the reflection interference.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: April 21, 2009
    Assignee: Wintek Corporation
    Inventors: Chih-Yuan Wang, Hsien-Hsing Wu
  • Publication number: 20090010114
    Abstract: A method for controlling an OPU and an optical data access apparatus are provided. A signal generator is configured to generate a servo signal in response to data access. A comparator is configured to compare a threshold level and the servo signal, and generate a control level if a level of the servo signal against the threshold level when the OPU is controlled. An adjustment unit is configured to adjust a control signal according to the control level. The OPU is controlled according to the adjusted control signal.
    Type: Application
    Filed: July 2, 2007
    Publication date: January 8, 2009
    Applicant: MEDIATEK, INC.
    Inventors: Chih Yuan WANG, Shih-Jung CHIU, Fu Jung CHEN
  • Publication number: 20080284956
    Abstract: A liquid crystal display module (LCM) package applies the light absorber with thermal conductivity and the light reflector with thermal conductivity to bind the liquid crystal panel and the backlight module respectively to dissipate the internal heat effectively. Besides, the light reflector with thermal conductivity can be used for improving the light efficiency of the backlight module and the light absorber with thermal conductivity can be used to avoid the ambient light from causing the reflection interference.
    Type: Application
    Filed: May 18, 2007
    Publication date: November 20, 2008
    Applicant: WINTEK CORPORATION
    Inventors: Chih-Yuan WANG, Hsien-Hsing WU
  • Publication number: 20070291196
    Abstract: The present invention provides a liquid crystal display with a polarizing sheet capable of color conversion. The liquid crystal display includes an upper polarizing sheet and a lower polarizing sheet, in one of which is provided with a conversion layer to absorb predetermined spectrum distribution energy of the light provided by the backlight module and to convert it to white light spectrum distribution.
    Type: Application
    Filed: May 2, 2007
    Publication date: December 20, 2007
    Applicant: WINTEK CORPORATION
    Inventors: Chih-Yuan Wang, Hui-Yu Chang, Mei-Ju Huang
  • Publication number: 20070241435
    Abstract: The present invention includes a substrate with a glass plate, a plurality of oxide wires on the glass plate and a plurality of flip chip bumps on the oxide wires and an integrated circuit chip with a plurality of bump pads. The substrate and the integrated circuit chip are hot pressed with a predetermined bonding pressure and temperature to bond the bump pads to the flip chip bumps respectively by eutectic bonding.
    Type: Application
    Filed: October 13, 2006
    Publication date: October 18, 2007
    Applicant: WINTEK CORPORATION
    Inventors: Chih-Yuan Wang, Heng-Yi Chang, Ya-Ling Hsu, Yi-Te Lee
  • Publication number: 20070146584
    Abstract: A color filter device includes a transparent substrate, a phosphor layer, and a color filter layer. The phosphor layer is provided on the transparent substrate to transform incoming light having a short wavelength into white light having a broad range of wavelengths. The color filter layer is provided on the transparent substrate and has multiple filter sections for filtering the white light to generate desired light components of primary colors.
    Type: Application
    Filed: November 13, 2006
    Publication date: June 28, 2007
    Inventors: Chih-Yuan Wang, Hui-Yu Chang, Yi-Te Lee
  • Publication number: 20070108999
    Abstract: A thin film probe card includes a plate and a plurality of wires on the plate, each of which is electrically connected with at least a thin film probe. A plurality of elastic members are provided between the probes, which absorbs the force of the probes in the test to protect the probes from wear and extend the product life of the probe card.
    Type: Application
    Filed: November 13, 2006
    Publication date: May 17, 2007
    Applicant: WINTEK CORPORATION
    Inventors: Chih-Yuan Wang, Heng-Yi Chang
  • Publication number: 20070076389
    Abstract: The present invention provides an electronic device with a conductive connection structure, which has a substrate with conductive media thereon. The conductive media are electrically connected to conductive saliences respectively. These saliences are electrically connected to other electronic devices directly or indirectly. Each of the saliences has a space therein and at least a hollow portion communicated with the space. The spaces provide the saliences with a capacity of deformation. Glue can be filled in the spaces to reinforce the bonding strength.
    Type: Application
    Filed: January 26, 2006
    Publication date: April 5, 2007
    Applicant: Wintek Corporation
    Inventors: Chih-Yuan Wang, Heng-Yi Chang, Ya-Ling Hsu
  • Patent number: 7119562
    Abstract: A contact-type film probe including a plastic substrate and multiple signal lines arranged on one face of the substrate. A contact conductive layer is disposed at one end of each signal line. A buffer layer is disposed between the contact conductive layer and the substrate. The other section of the signal line free from the contact conductive layer is coated with an insulating layer. By means of the buffer layer, when contacting with the wires of the liquid crystal display, the force is fully evenly exerted onto the contact conductive layers and the direct contact force exerted onto the contact conductive layers is reduced so as to prolong the using life of the contact-type film probe.
    Type: Grant
    Filed: January 10, 2005
    Date of Patent: October 10, 2006
    Assignee: Wintek Corporation
    Inventor: Chih Yuan Wang